冷却水系统中金属换热设备腐蚀的影响因素分为化学因素和物理因素。

题型:判断题

问题:

冷却水系统中金属换热设备腐蚀的影响因素分为化学因素和物理因素。

考点:污泥公用车间技能考试污泥公用车间技能考试题库
题型:判断题

低压系统接地可采用多种型式,其中TN-C-S系统的明确含义是( )。

A.系统有一个直接接地点,装置的外露导电部分接至电气上与低压系统的接地点无关的接地装置
B.系统有一个自接接地点,装置的外露导电部分用保护线与该点连接,且系统的中性线与保护线是分开的
C.系统有一点直接接地,装置的外露导电部分用保护线与该点连接、且系统的中性线与保护线有一部分是合一的
D.系统有一点直接接地,装置的外露导电部分用保护线与该点连接、且系统的中性线与保护线是合一的

题型:判断题

按照我国相关规定,( )对本行政区域内的建设工程安全生产实施监督管理。

A.省级以上地方人民政府建设行政主管部门
B.市级以上地方人民政府建设行政主管部门
C.设区的市级以上地方人民政府建设行政主管部门
D.县级以上地方人民政府建设行政主管部门

题型:判断题

On June 11th, 2013, China sent up her tenth spaceship Shenzhou Ⅹ into space successfully. And three astronauts went together with it. They were Nie Haisheng, Zhang Xiaoguang and Wang Yaping. Here is some information about the three astronauts.

Nie Haisheng was born in September, 1964. He is from Xiangyang, Hubei. After graduating from high school, he joined the PLA Air Force, and became a fighter pilot. In 1998, he was chosen for the astronaut program. He carried out Shenzhou Ⅵ with Fei Junlong in 2005. In 2013, he flew into space for his second time with Shenzhou Ⅹ. He is the commander of this mission.

Zhang Xiaoguang is from Jinzhou, Liaoning Province. He was born in May, 1966. Zhang joined the army in June 1985. In January 1998, Zhang was trained as one of China’s first batch(一批) of astronauts. Before he was trained as an astronaut, Zhang was a senior pilot. It’s reported that Zhang Xiaoguang is very humor and likes playing jokes very much.

After Liu Yang, Wang Yaping is the second woman astronaut in China. She was born in 1980 in Yantai, Shangdong. Wang Yaping joined the PLA in 1997. In 2010, Wang became a member of the second batch of Chinese astronauts and was chosen to the crew of the Shenzhou Ⅹ space mission in April, 2013. Wang is China’s first astronaut to give lectures to middle and elementary school students while in space.

小题1:How many astronauts were there flying in Shenzhou Ⅹ ?

A.Two

B.Three

C.Four

D.Five小题2:Who has been to space twice?

A.Fei Junlong

B.Zhang Xiaoguang

C.Wang Yaping

D.Nie Haisheng小题3:How old is Zhang Xiaoguang in 2013?

A.45

B.46

C.47

D.48小题4:How long has Wang Yaping been an astronaut by 2013?

A.For 16 years.

B.For 3 years.

C.For 23 years.

D.For 13 years.小题5:Which one of the following is wrong?

A.Zhang Xiaoguang is shy and he doesn’t like talking.

B.China has sent up 10 spaceships into space.

C.Nie Haisheng is the commander of Shenzhou Ⅹ.

D.Wang Yaping gave a lecture to students while in space.

题型:判断题

按照运算符的功能划分,运算符二二属于( )。

A.扩展赋值运算符

B.二元运算符

C.算术运算符

D.关系运算符

题型:判断题

某商场从一保健器材公司购进一批减肥器材,公司向商场承诺该器材减肥效果显著,如果无效,由公司承担一切后果,但销售之后,商场接到很多消费者投诉,称毫无效果。以下说法正确的是:( )。

A.消费者只能要求商场退货

B.消费者既可以要求商场退货,也可以要求器材公司退货

C.器材公司已承诺一切后果由器材公司负责,因此商场不应承担责任

D.某消费者在使用该减肥器材时被电伤,他可以直接向器材公司索赔

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